On Tue, Jun 30, 2009 at 9:32 PM, <g...@ucalgary.ca> wrote: > To get USDCAD rates from Bank of Canada, we first go > > url <- "http://banqueducanada.ca/en/rates/exchange-avg.html"; > > select 12 months for Rates for the past and click "Get Rates" button. Then > the page moves to > > address <- "http://banqueducanada.ca/cgi-bin/famecgi_fdps"; > > and the rates show in the html page. > > htmlParse() can read the html document but > htmlParse(address) did not work since we need to pass the selected field > value and clicking Get Rates button event parameters to > http://banqueducanada.ca/en/rates/exchange-avg.html. > I was wondering if you know how to load in data from such html pages. Thanks, >
I'm not sure what package your htmlParse comes from... Anyway, it seems you want to be able to send form data via a POST request - use postForm in the RCurl package. That should set you in the right direction. Barry ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
